1,3-Diethyl 22-methyl 21-(((benzyloxy)carbonyl)amino)-6,9-bis(3-ethoxy-3-oxopropyl)-12,15,18-tris(2-methoxy-2-oxoethyl)-5,8,11,14,17,20-hexaoxo-4,7,10,13,16,19-hexaazadocosane-1,3,22-tricarboxylate AIDS-144917 AIDS144917 NSC668442